FieldMultivariateMatrixFunction.java
/*
* Licensed to the Hipparchus project under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The Hipparchus project licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.hipparchus.analysis;
import org.hipparchus.CalculusFieldElement;
import org.hipparchus.Field;
/**
* An interface representing a matrix multivariate function for any field type.
* @see MultivariateMatrixFunction
* @since 2.2
*/
public interface FieldMultivariateMatrixFunction {
/** Convert to a {@link CalculusFieldMultivariateMatrixFunction} with a specific type.
* @param <T> the type of the field elements
* @param field field for the argument and value
* @return converted function
*/
@SuppressWarnings("unchecked")
default <T extends CalculusFieldElement<T>> CalculusFieldMultivariateMatrixFunction<T> toCalculusFieldMultivariateMatrixFunction(Field<T> field) {
return this::value;
}
/**
* Compute the value of the function.
*
* @param <T> the type of the field elements
* @param x Point at which the function value should be computed.
* @return the value of the function.
*/
<T extends CalculusFieldElement<T>> T[][] value(@SuppressWarnings("unchecked") T... x);
}